// $Id: RecordingValidator.java 317 2009-04-28 06:45:51Z huijzer $

/*    
    Aoide is a web-based music catalog using the Spring Framework.
    Copyright (C) 2009  Arjan Huijzer

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License along
    with this program; if not, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
    
    You can contact Arjan Huijzer by sending an e-mail to huijzer@gmail.com.
*/

package org.aoide.web.validator;

import org.aoide.core.persistence.Recording;
import org.apache.commons.lang.StringUtils;
import org.springframework.validation.Errors;
import org.springframework.validation.Validator;

public class RecordingValidator implements Validator {

        @SuppressWarnings("unchecked")
		public boolean supports(Class clazz) {
                return Recording.class.isAssignableFrom(clazz);
        }

        public void validate(Object command, Errors errors) {
                Recording r = (Recording) command;
                String title = r.getTitle();
                
                if (StringUtils.isBlank(title)) {
                        errors.rejectValue("title", "errors.required", new String[]{"Title"}, null);
                }
                
        }

}
